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2133212010 = 235397179111
BaseRepresentation
bin111111100100110…
…0011101101101010
312111200000101202020
41333021203231222
513332100241020
6551402045310
7103602000666
oct17711435552
95450011666
102133212010
119a5162836
124b64a9836
1327cc48b37
141634538a6
15c7427c40
hex7f263b6a

2133212010 has 32 divisors (see below), whose sum is σ = 5132633472. Its totient is φ = 567420480.

The previous prime is 2133212009. The next prime is 2133212017. The reversal of 2133212010 is 102123312.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is not an unprimeable number, because it can be changed into a prime (2133212017) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 77646 + ... + 101465.

It is an arithmetic number, because the mean of its divisors is an integer number (160394796).

Almost surely, 22133212010 is an apocalyptic number.

2133212010 is an abundant number, since it is smaller than the sum of its proper divisors (2999421462).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2133212010 is a wasteful number, since it uses less digits than its factorization.

2133212010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 179518.

The product of its (nonzero) digits is 72, while the sum is 15.

The square root of 2133212010 is about 46186.7081528874. The cubic root of 2133212010 is about 1287.2947755969.

Adding to 2133212010 its reverse (102123312), we get a palindrome (2235335322).

The spelling of 2133212010 in words is "two billion, one hundred thirty-three million, two hundred twelve thousand, ten".

Divisors: 1 2 3 5 6 10 15 30 397 794 1191 1985 2382 3970 5955 11910 179111 358222 537333 895555 1074666 1791110 2686665 5373330 71107067 142214134 213321201 355535335 426642402 711070670 1066606005 2133212010